protos/tutorial/addressbook.proto


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package tutorial;
 
option optimize_for = SPEED;

message Person {
  required string name = 1;
  required int32 id = 2;        // Unique ID number for this person.
  optional string email = 3;
 
  enum PhoneType {
    MOBILE = 0;
    HOME = 1;
    WORK = 2;
  }
 
  message PhoneNumber {
    required string number = 1;
    optional PhoneType type = 2 [default = HOME];
  }
 
  repeated PhoneNumber phone = 4;
}
 
// Our address book file is just one of these.
message AddressBook {
  repeated Person person = 1;
}